[flutter_tools] Catch more general XmlException rather than XmlParserException (#107574)

Author: christopherfujino

packages/flutter_tools/lib/src/android/application_package.dart

@@ -139,7 +139,7 @@ class AndroidApk extends ApplicationPackage implements PrebuiltApplicationPackag
     XmlDocument document;
     try {
       document = XmlDocument.parse(manifestString);
-    } on XmlParserException catch (exception) {
+    } on XmlException catch (exception) {
       String manifestLocation;
       if (androidProject.isUsingGradle) {
         manifestLocation = fileSystem.path.join(androidProject.hostAppGradleRoot.path, 'app', 'src', 'main', 'AndroidManifest.xml');

packages/flutter_tools/lib/src/android/deferred_components_gen_snapshot_validator.dart

@@ -84,7 +84,7 @@ class DeferredComponentsGenSnapshotValidator extends DeferredComponentsValidator
     XmlDocument document;
     try {
       document = XmlDocument.parse(appManifestFile.readAsStringSync());
-    } on XmlParserException {
+    } on XmlException {
       invalidFiles[appManifestFile.path] = 'Error parsing $appManifestFile '
         'Please ensure that the android manifest is a valid XML document and '
         'try again.';

packages/flutter_tools/lib/src/android/deferred_components_prebuild_validator.dart

@@ -136,7 +136,7 @@ class DeferredComponentsPrebuildValidator extends DeferredComponentsValidator {
       XmlDocument document;
       try {
         document = XmlDocument.parse(stringRes.readAsStringSync());
-      } on XmlParserException {
+      } on XmlException {
         invalidFiles[stringRes.path] = 'Error parsing $stringRes '
         'Please ensure that the strings.xml is a valid XML document and '
         'try again.';

packages/flutter_tools/lib/src/android/gradle.dart

@@ -958,7 +958,7 @@ String _getLocalArtifactVersion(String pomPath, FileSystem fileSystem) {
   XmlDocument document;
   try {
     document = XmlDocument.parse(pomFile.readAsStringSync());
-  } on XmlParserException {
+  } on XmlException {
     throwToolExit(
       'Error parsing $pomPath. Please ensure that this is a valid XML document.'
     );

packages/flutter_tools/lib/src/android/multidex.dart

@@ -93,9 +93,7 @@ bool androidManifestHasNameVariable(final Directory projectDir) {
   XmlDocument document;
   try {
     document = XmlDocument.parse(manifestFile.readAsStringSync());
-  } on XmlParserException {
-    return false;
-  } on XmlTagException {
+  } on XmlException {
     return false;
   } on FileSystemException {
     return false;

packages/flutter_tools/lib/src/project.dart

@@ -647,7 +647,7 @@ The detected reason was:
     XmlDocument document;
     try {
       document = XmlDocument.parse(appManifestFile.readAsStringSync());
-    } on XmlParserException {
+    } on XmlException {
       throwToolExit('Error parsing $appManifestFile '
                     'Please ensure that the android manifest is a valid XML document and try again.');
     } on FileSystemException {

packages/flutter_tools/test/general.shard/project_test.dart

@@ -188,6 +188,16 @@ void main() {
         await project.regeneratePlatformSpecificTooling();
         expectExists(project.android.hostAppGradleRoot.childFile('local.properties'));
       });
+      _testInMemory('checkForDeprecation fails on invalid android app manifest file', () async {
+        // This is not a valid Xml document
+        const String invalidManifest = '<manifest></application>';
+        final FlutterProject project = await someProject(androidManifestOverride: invalidManifest);
+
+        expect(
+          () => project.checkForDeprecation(deprecationBehavior: DeprecationBehavior.ignore),
+          throwsToolExit(message: 'Please ensure that the android manifest is a valid XML document and try again.'),
+        );
+      });
       _testInMemory('Android project not on v2 embedding shows a warning', () async {
         final FlutterProject project = await someProject();
         // The default someProject with an empty <manifest> already indicates
@@ -769,7 +779,9 @@ apply plugin: 'kotlin-android'
   });
 }
 
-Future<FlutterProject> someProject() async {
+Future<FlutterProject> someProject({
+  String androidManifestOverride,
+}) async {
   final Directory directory = globals.fs.directory('some_project');
   directory.childDirectory('.dart_tool')
     .childFile('package_config.json')
@@ -781,7 +793,7 @@ Future<FlutterProject> someProject() async {
       ..createSync(recursive: true);
   androidDirectory
     .childFile('AndroidManifest.xml')
-    .writeAsStringSync('<manifest></manifest>');
+    .writeAsStringSync(androidManifestOverride ?? '<manifest></manifest>');
   return FlutterProject.fromDirectory(directory);
 }